Cita APA

Moreno, R., & Saunders, J. L. (1978). A farming system research approach for small farms of Central America.

Chicago Style Citation

Moreno, Raúl, i Joseph L. Saunders. A Farming System Research Approach for Small Farms of Central America. 1978.

Cita MLA

Moreno, Raúl, i Joseph L. Saunders. A Farming System Research Approach for Small Farms of Central America. 1978.